package com.datoucai.common;

import org.springframework.context.annotation.Configuration;
import org.springframework.messaging.simp.config.MessageBrokerRegistry;
import org.springframework.web.socket.config.annotation.EnableWebSocketMessageBroker;
import org.springframework.web.socket.config.annotation.StompEndpointRegistry;
import org.springframework.web.socket.config.annotation.WebSocketMessageBrokerConfigurer;

@Configuration
@EnableWebSocketMessageBroker
public class WebSocketConfig implements WebSocketMessageBrokerConfigurer {
    @Override
    public void registerStompEndpoints(StompEndpointRegistry registry) {
        // 客户端连接端点
        registry.addEndpoint("/ws-notification")
                .setAllowedOrigins("*")
                .withSockJS(); // 支持SockJS回退
    }

    @Override
    public void configureMessageBroker(MessageBrokerRegistry registry) {
        // 客户端订阅地址前缀
        registry.enableSimpleBroker("/topic");
        // 服务端发送消息的路由前缀
        registry.setApplicationDestinationPrefixes("/app");
    }
}